In a power station is a series of angled blades that turn electrical generators that produce electricity.

Substances that harm living organisms when released into the environment.

Cannot be replaced in our lifetime once they are used up.

A gas that helps to trap 'heat' in the atmosphere. Carbon dioxide, methane and water vapour are greenhouse gases.

A substance that releases energy when burned.

Power stations

Science

In the Carbon Cycle and Climate Change unit, pupils will build on their understanding of fuels and energetics to learn about the carbon cycle and the impact of human activity on climate.

In the Understanding chemical reactions unit, pupils learnt about how atoms move around to form new substances in chemical reactions and about some common types of chemical reactions.

Fuels and energetics

Series of angled blades that turns a generator in a power station.

Substance that harms living organisms if released into the environment

A gas that traps 'heat' in the atmosphere.

Match the following terms to the correct definitions.

They are a finite resource and will eventually run out.

They release a lot of energy when burned.

They release carbon dioxide; a greenhouse gas.

Non-renewable fuels have many advantages and disadvantages. Which of the following are examples of advantages of using non-renewable fuels?

Sulfur dioxide gas can be released when fossil fuels are burned. Which problems are caused by the release of sulfur dioxide into the atmosphere?

Spinning turbines turn electrical generators.

Electrical generators generate electricity.

Place the following statements in the correct order to explain how electricity is generated in a power station. The sequence should start with 'fuel is burned'.

Carbon dioxide, sulfur dioxide and carbon particulates are all examples of ...

True or false? Wood pellets can be used in power stations as an alternative to fossil fuels.

A substance is burned and reacts with oxygen to release energy.

Any type of reaction that transfers energy to the surrounding.

A substance that releases its stored energy during combustion.

A type of reaction where a substance reacts with oxygen.

In a chemical reaction the {{}} in the reactants are rearranged to form new substances.

Which of the following are required for the combustion of a fuel?

Which of the following equations shows the complete combustion of charcoal (carbon)?

Which of the following are examples of non-renewable fuels?

Select all the products of this complete combustion:
CH₄ + O₂ → ...

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